Science

Wednesday, 15 April 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Brain
Docosahexaenoic acid (DHA) plays a key role in the proper functioning of the brain.
It is an organic chemical compound from the group of omega-3 fatty acids, therefore the consumption of polyunsaturated fatty acids is extremely important.
Amber
A trade route between the North Sea, the Baltic Sea to the Mediterranean Sea, was called an Amber Road.
It was established to transport amber between Northern and Southern Europe.
Anorexia Nervosa
The disease causes several symptoms from the body’s functioning.
Loss of body fat and muscle, resulting in emaciation and cachexia Lowering of body temperature belo ...
Fungi
What distinguishes fungi from animals is the presence of cell walls and vacuoles, which in turn makes them closer to plants.
Fungi do not perform photosynthesis, the cell walls of most fungi contain chitin, which does not occ ...
Cosmos
The development of the universe can be divided into five stages.
The very early universe lasted only a picosecond, during which time the laws of physics that we know today had not yet developed.
Silver
Silver is the raw material for the production of coins.
Coins were produced from it as early as the 7th century BC. They were made in an ancient country called Lydia, from an alloy of silver and gold called electrum.
Deimos
The Swift Crater is 1 km in diameter while the Voltaire Crater is 1.9 km in diameter.
They are located close to each other in the northern hemisphere, right near the prime meridian.
Silver
Pure high-quality silver contains at least 99.9 percent of this metal.
Purity levels above 99.999 percent can also be found.
Brain
Even though it accounts for only 2% of body weight, it uses about 20% of the energy produced by the body.
Large Magellanic Cloud
It is located approximately 163.000 light-years from the Milky Way.
The measurement error from 2013 is 2.2 percent.